.header {
    background: rgba(246, 246, 246, 0.8);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    /*box-shadow: 0 5px 5px -5px #333;*/
    box-shadow: var(--box-shadow);
    transition: all 0.3s;
    z-index: 11;
}

/* Tiny Header : on scroll page */
.header.tiny .site-identity {
    /*padding:.4rem;*/
}

.header.tiny .site-title {
    font-size: 1.4rem;
}

.header.tiny .subtitle {
    font-size: 1.2rem;
    margin-top: .4rem;
}

.header.tiny .site-logo {
    flex: 0 0 20%;
}

/* toolbar */
.toolbar {
    background: var(--primary-dark);
}

.toolbar-inner {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

/* Links toolbar - commons */
#site-links-vfr,
.site-links,
.site-tools {
    font-size: 0;
    list-style-type: none;
    display: flex;
    place-content: flex-start stretch;
}

.site-links {
    order: 0;
}

#site-links-vfr,
.site-links li:not(:first-child),
.site-tools li,
#site-lang {
    border-left: var(--border-toolbar);
}

.site-links li,
.site-tools li,
#site-lang {
    display: flex;
    place-content: center stretch;
    font-size: 1rem;
}


.site-links a,
.site-help a,
#site-lang button {
    display: flex;
    place-content: flex-start stretch;
    padding: 0.4rem 0.5rem;
    color: var(--secondary-base);
    font-size: 1.2rem;
    text-transform: uppercase;
    text-decoration: none;
    transition: all .2s;
}

.site-links a:hover,
.site-help a:hover,
#site-lang button:hover {
    color: var(--secondary-light);
    /*background: #265E76;*/
    background: var(--tertiary-base);
}


/* Social */
.site-links .social a {
    padding: 0.4rem 0.5rem;
}

.site-links .social a span {
    display: block;
    width: 1.4rem;
    height: 0;
    padding-top: 100%;
    overflow: hidden;
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    transition: all .2s;
    opacity: 0.8;
}

.social-facebook a span {
    background-image: url(../images/logo-facebook.svg);
}

.social-instagram a span {
    background-image: url(../images/logo-instagram.svg);
}

.social-youtube a span {
    background-image: url(../images/logo-youtube.svg);
}

.site-links .social a:hover span {
    opacity: 1;
}

#site-links-vfr {
    margin-right: auto;
}

/* Tools : help + lang */
.site-tools {
    order: 1;
    display: flex;
    text-align: right;
}

#site-lang {
    position: relative;
}

/* Button dropdown flags */
#site-lang button {
    display: inline-block;
    cursor: pointer;
    text-align: center;
    background: transparent;
    border: 0 none transparent;
    line-height: 1;
    position: relative;
    padding-right: 1.2rem;
}

#site-lang button:after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    position: absolute;
    top: 50%;
    right: .2rem;
    margin: -.2rem 0 0 0;
    border-style: solid;
    border-width: .4rem .4rem 0 .4rem;
    border-color: var(--secondary-base) transparent transparent transparent;
}

#site-lang button:focus {
    background: #265E76;
}

#site-lang button:focus ~ #site-flags {
    display: block;
    max-height: 100px;
}

/* Flags */
#site-flags {
    background: rgba(249, 255, 249, .8);
    max-height: 0;
    overflow: hidden;
    transition: .4s;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
    /*border:1px solid #88B3C7;
    box-sizing: border-box;*/
}

#site-flags a {
    box-sizing: content-box;
    display: block;
    width: 1.6rem;
    height: 0;
    padding: 1.1rem 0 0 0;
    overflow: hidden;
    margin: .2rem auto;
    border: 1px solid #88B3C7;
    background-size: 100% auto;
    background-repeat: no-repeat;
    background-position: 0 0;
}

#site-flags a:hover {
    border: 1px solid #F9FFF9;
}

.translate-en {
    order: 1;
    background: url(../images/flag_en.svg);
}

.translate-fr {
    order: 0;
    background: url(../images/flag_fr.svg);
}

.translate-de {
    order: 0;
    background: url(../images/flag_de.svg);
}


/* Responive menu buttons */
.responsive-buttons {
    order: 3;
    flex: 1 0 auto;
    align-items: center;
    display: flex;
    justify-content: flex-end;
    text-align: right;
}

.responsive-buttons a {

}

#responsive-menu-button, #responsive-links-button {
    display: inline-block;
    height: 0;
    padding-top: 30px;
    width: 30px;
    overflow: hidden;
    margin: 0 0.5rem 0 0;
    position: relative;
    vertical-align: middle;
}

#responsive-menu-button span, #responsive-links-button span {
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0;
    padding-top: 100%;
    overflow: hidden;
    background: #88B3C7;
    transition: all 0.3s;
}

#responsive-menu-button span, #responsive-help-button span {
    z-index: 999998;
}

#responsive-menu-button:before, #responsive-help-button:before {
    z-index: 999999;
}

#responsive-menu-button:hover span, #responsive-help-button:hover span {
    background-color: #919bcc;
    background-color: var(--tertiary-light-2);
}

#responsive-links-button span {
    background-image: url(../images/icon-link.svg);
    background-repeat: no-repeat;
    background-position: 50% 50%;
    background-size: 90%;
}


/* Menu Button */
#responsive-menu-button:before,
#responsive-menu-button span:before,
#responsive-menu-button span:after {
    content: '';
    display: block;
    width: 70%;
    height: 10%;
    background: white;
    position: absolute;
    left: 15%;
    transition: all .3s;
}

#responsive-menu-button:before {
    top: 15%;
}

#responsive-menu-button span:before {
    top: 45%;
}

#responsive-menu-button span:after {
    bottom: 15%;
}

#responsive-menu-button.menu-opened:before {
    transform: rotate(45deg);
    top: 45%;
}

#responsive-menu-button.menu-opened span:after {
    transform: rotate(-45deg);
    top: 45%;
}

#responsive-menu-button.menu-opened span:before {
    width: 0;
    height: 0;
    opacity: 0;
}

/* Help Button */
#responsive-help-button:before,
#responsive-help-button span:before {
    display: block;
    content: '';
}

#responsive-help-button:before, #responsive-help-button span:before {
    width: 70%;
    height: 10%;
    background: var(--secondary-light);
    position: absolute;
    left: 15%;
    opacity: 0;
    transition: all .3s;
}

#responsive-help-button:before {
    top: 15%;
}

#responsive-help-button span:before {
    bottom: 15%;
}

#responsive-help-button span:after {
    content: '?';
    display: block;
    position: absolute;
    top: 50%;
    left: 0;
    bottom: 0;
    right: 0;
    font-size: 26px;
    margin-top: -9px;
    text-align: center;
    font-weight: bold;
    color: var(--secondary-light);
}

#responsive-help-button.menu-opened:before {
    opacity: 1;
    transform: rotate(45deg);
    top: 45%;
}

#responsive-help-button.menu-opened span:before {
    opacity: 1;
    transform: rotate(-45deg);
    top: 45%;
}

#responsive-help-button.menu-opened span:after {
    opacity: 0;
}

/* Identity : logo + title */
.site-identity {
    display: flex;
    justify-content: flex-start;
    /*align-items : center;*/
    /*padding:1rem 0;*/
    transition: all 0.3s;
}

.site-title {
    order: 2;
    color: var(--tertiary-light-2);
    text-transform: uppercase;
    padding-left: 2rem;
    font-size: 2.2rem;
    transition: all 0.3s;
}

.site-title .title-delta {

    color: var(--secondary-light);
}

.site-title .subtitle {
    display: block;
    margin-top: 1rem;
    background: -webkit-linear-gradient(#e3f3c9, #76ceff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.4rem;
    text-align: right;
    transition: all 0.3s;
}

.site-logo {
    flex: 0 0 30%;
    min-width: 150px;
    transition: all 0.3s;
    padding: 1rem 0;
}

.site-logo a,
.site-logo span {
    display: block;
    width: 100%;
    height: 0;
    padding-top: 15.70%;
    overflow: hidden;
    background: var(--logo-url) no-repeat 0 0;
    background-size: 100%;
}

/* Navigation */
.navigation {
    flex: 0 1 60%;
    height: auto;
}

.navigation ul {
    margin-left: 2rem;
    display: flex;
    justify-content: flex-start;
    min-height: 100%;
}

.navigation li {
    height: auto;
    transition: all .2s;
}

.navigation a {
    display: flex;
    align-items: center;
    padding: 0 1rem;
    text-decoration: none;
    /*color:#8e8f8f;*/
    color: var(--primary-base);
    transition: all .2s;
    font-size: 1.2rem;
    text-transform: uppercase;
    min-height: 100%;
    box-sizing: border-box;
    position: relative;
    z-index: 0;
    transition: all .2s;
}

.navigation a:hover,
.navigation .active a {
    color: var(--secondary-light);
    background: var(--gradient-02);
}

/*.navigation a:before {
display: flex;
content: '';
position: absolute;
top: 0; left:0; bottom:0; right:0;
display: block;
width: 100%;
height:100%;
z-index:-1;
background: var(--gradient-02);
opacity:0;
transition: all .2s;
}*/
/* Pour le dégradé en gardant l'effet de transition */
/*.navigation a:hover:before,
.navigation .active a:before{
opacity:1;
}*/